def update_security_policy(policy, updates):
    """
    更新安全策略
    :param policy: 当前安全策略
    :param updates: 更新内容
    :return: 更新后的策略
    """
    for key, value in updates.items():
        policy[key] = value
    return policy

# 示例
policy = define_security_policy()
updates = {"encryption": False, "monitoring": False}
updated_policy = update_security_policy(policy, updates)
print(f"Updated policy: {updated_policy}")